Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * */ package org.apache.directory.studio.schemaeditor.view.preferences; import org.apache.directory.studio.schemaeditor.Activator; import org.apache.directory.studio.schemaeditor.PluginConstants; import org.eclipse.jface.preference.IPreferenceStore; import org.eclipse.jface.preference.PreferencePage; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.VerifyEvent; import org.eclipse.swt.events.VerifyListener; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Combo; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Text; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.IWorkbenchPreferencePage; /** * This class implements the Preference page for the Search View * * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> */ public class SearchViewPreferencePage extends PreferencePage implements IWorkbenchPreferencePage { /** The preference page ID */ public static final String ID = PluginConstants.PREF_PAGE_SEARCH_VIEW_ID; // UI fields private Combo labelCombo; private Button limitButton; private Text lengthText; private Button secondaryLabelButtonDisplay; private Combo secondaryLabelCombo; private Button secondaryLabelLimitButton; private Text secondaryLabelLengthText; private Button schemaLabelButtonDisplay; /** * Creates a new instance of SchemaViewPreferencePage. */ public SearchViewPreferencePage() { super(); setPreferenceStore(Activator.getDefault().getPreferenceStore()); setDescription(Messages.getString("SearchViewPreferencePage.GeneralSettings")); //$NON-NLS-1$ } /** * {@inheritDoc} */ protected Control createContents(Composite parent) { Composite composite = new Composite(parent, SWT.NONE); composite.setLayout(new GridLayout()); composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); // Label Group Group labelGroup = new Group(composite, SWT.NONE); labelGroup.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false)); labelGroup.setText(Messages.getString("SearchViewPreferencePage.Label")); //$NON-NLS-1$ labelGroup.setLayout(new GridLayout()); Composite labelGroupComposite = new Composite(labelGroup, SWT.NONE); GridLayout gl = new GridLayout(1, false); gl.marginHeight = gl.marginWidth = 0; labelGroupComposite.setLayout(gl); labelGroupComposite.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false)); // Label row composite Composite labelComposite = new Composite(labelGroupComposite, SWT.NONE); gl = new GridLayout(3, false); gl.marginHeight = gl.marginWidth = 0; labelComposite.setLayout(gl); GridData gd = new GridData(SWT.FILL, SWT.NONE, true, false); gd.horizontalSpan = 1; labelComposite.setLayoutData(gd); // Use Label Label useLabel = new Label(labelComposite, SWT.NONE); useLabel.setText(Messages.getString("SearchViewPreferencePage.Use")); //$NON-NLS-1$ // Label Combo labelCombo = new Combo(labelComposite, SWT.DROP_DOWN | SWT.READ_ONLY | SWT.BORDER); labelCombo.setLayoutData(new GridData()); labelCombo.setItems(new String[] { Messages.getString("SearchViewPreferencePage.FirstName"), //$NON-NLS-1$ Messages.getString("SearchViewPreferencePage.AllAliases"), //$NON-NLS-1$ Messages.getString("SearchViewPreferencePage.OID") }); //$NON-NLS-1$ labelCombo.setEnabled(true); // As label Label Label asLabel = new Label(labelComposite, SWT.NONE); asLabel.setText(Messages.getString("SearchViewPreferencePage.AsLabel")); //$NON-NLS-1$ // Abbreviate row composite Composite abbreviateComposite = new Composite(labelGroupComposite, SWT.NONE); gl = new GridLayout(3, false); gl.marginHeight = gl.marginWidth = 0; abbreviateComposite.setLayout(gl); gd = new GridData(SWT.FILL, SWT.NONE, true, false); gd.horizontalSpan = 1; abbreviateComposite.setLayoutData(gd); // Limit label lenght to Label limitButton = new Button(abbreviateComposite, SWT.CHECK); limitButton.setText(Messages.getString("SearchViewPreferencePage.LimitLength")); //$NON-NLS-1$ gd = new GridData(); gd.horizontalSpan = 1; limitButton.setLayoutData(gd); // Lenght Text lengthText = new Text(abbreviateComposite, SWT.NONE | SWT.BORDER); GridData gridData = new GridData(); gridData.horizontalSpan = 1; gridData.widthHint = 9 * 3; lengthText.setLayoutData(gridData); lengthText.setTextLimit(3); lengthText.addVerifyListener(new VerifyListener() { public void verifyText(VerifyEvent e) { if (!e.text.matches("[0-9]*")) //$NON-NLS-1$ { e.doit = false; } if ("".equals(lengthText.getText()) && e.text.matches("[0]")) //$NON-NLS-1$ //$NON-NLS-2$ { e.doit = false; } } }); // Characters Label Label charactersLabel = new Label(abbreviateComposite, SWT.NONE); charactersLabel.setText(Messages.getString("SearchViewPreferencePage.Characters")); //$NON-NLS-1$ // Secondary Label Group Group secondaryLabelGroup = new Group(composite, SWT.NONE); secondaryLabelGroup.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false)); secondaryLabelGroup.setText(Messages.getString("SearchViewPreferencePage.SecondaryLabel")); //$NON-NLS-1$ secondaryLabelGroup.setLayout(new GridLayout()); Composite secondaryLabelGroupComposite = new Composite(secondaryLabelGroup, SWT.NONE); gl = new GridLayout(1, false); gl.marginHeight = gl.marginWidth = 0; secondaryLabelGroupComposite.setLayout(gl); secondaryLabelGroupComposite.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false)); secondaryLabelButtonDisplay = new Button(secondaryLabelGroupComposite, SWT.CHECK); secondaryLabelButtonDisplay.setText(Messages.getString("SearchViewPreferencePage.DisplaySecondaryLabel")); //$NON-NLS-1$ // Label row composite Composite secondaryLabelComposite = new Composite(secondaryLabelGroupComposite, SWT.NONE); gl = new GridLayout(3, false); gl.marginHeight = gl.marginWidth = 0; secondaryLabelComposite.setLayout(gl); gd = new GridData(SWT.FILL, SWT.NONE, true, false); gd.horizontalSpan = 1; secondaryLabelComposite.setLayoutData(gd); // Use Label Label useLabel2 = new Label(secondaryLabelComposite, SWT.NONE); useLabel2.setText(Messages.getString("SearchViewPreferencePage.Use")); //$NON-NLS-1$ // Label Combo secondaryLabelCombo = new Combo(secondaryLabelComposite, SWT.DROP_DOWN | SWT.READ_ONLY | SWT.BORDER); secondaryLabelCombo.setLayoutData(new GridData()); secondaryLabelCombo.setItems(new String[] { Messages.getString("SearchViewPreferencePage.FirstName"), //$NON-NLS-1$ Messages.getString("SearchViewPreferencePage.AllAliases"), //$NON-NLS-1$ Messages.getString("SearchViewPreferencePage.OID") }); //$NON-NLS-1$ secondaryLabelCombo.setEnabled(true); // As label Label Label asLabel2 = new Label(secondaryLabelComposite, SWT.NONE); asLabel2.setText(Messages.getString("SearchViewPreferencePage.AsSecondaryLabel")); //$NON-NLS-1$ // Abbreviate row composite Composite abbreviateComposite2 = new Composite(secondaryLabelGroup, SWT.NONE); gl = new GridLayout(3, false); gl.marginHeight = gl.marginWidth = 0; abbreviateComposite2.setLayout(gl); gd = new GridData(SWT.FILL, SWT.NONE, true, false); gd.horizontalSpan = 1; abbreviateComposite2.setLayoutData(gd); // Limit label lenght to Label secondaryLabelLimitButton = new Button(abbreviateComposite2, SWT.CHECK); secondaryLabelLimitButton.setText(Messages.getString("SearchViewPreferencePage.LimitSecondaryLabel")); //$NON-NLS-1$ gd = new GridData(); gd.horizontalSpan = 1; secondaryLabelLimitButton.setLayoutData(gd); // Lenght Text secondaryLabelLengthText = new Text(abbreviateComposite2, SWT.NONE | SWT.BORDER); gridData = new GridData(); gridData.horizontalSpan = 1; gridData.widthHint = 9 * 3; secondaryLabelLengthText.setLayoutData(gridData); secondaryLabelLengthText.setTextLimit(3); secondaryLabelLengthText.addVerifyListener(new VerifyListener() { public void verifyText(VerifyEvent e) { if (!e.text.matches("[0-9]*")) //$NON-NLS-1$ { e.doit = false; } if ("".equals(secondaryLabelLengthText.getText()) && e.text.matches("[0]")) //$NON-NLS-1$ //$NON-NLS-2$ { e.doit = false; } } }); // Characters Label Label secondaryLabelcharactersLabel = new Label(abbreviateComposite2, SWT.NONE); secondaryLabelcharactersLabel.setText(Messages.getString("SearchViewPreferencePage.Characters")); //$NON-NLS-1$ // Schema Label Group Group schemaLabelGroup = new Group(composite, SWT.NONE); schemaLabelGroup.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false)); schemaLabelGroup.setText(Messages.getString("SearchViewPreferencePage.SchemaLabel")); //$NON-NLS-1$ schemaLabelGroup.setLayout(new GridLayout()); Composite schemaLabelGroupComposite = new Composite(schemaLabelGroup, SWT.NONE); gl = new GridLayout(1, false); gl.marginHeight = gl.marginWidth = 0; schemaLabelGroupComposite.setLayout(gl); schemaLabelGroupComposite.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false)); schemaLabelButtonDisplay = new Button(schemaLabelGroupComposite, SWT.CHECK); schemaLabelButtonDisplay.setText(Messages.getString("SearchViewPreferencePage.DisplaySchemaLabel")); //$NON-NLS-1$ initFieldsFromPreferences(); initListeners(); applyDialogFont(parent); return parent; } /** * Initializes the fields from the preferences store. */ private void initFieldsFromPreferences() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); labelCombo.select(store.getInt(PluginConstants.PREFS_SEARCH_VIEW_LABEL)); limitButton.setSelection(store.getBoolean(PluginConstants.PREFS_SEARCH_VIEW_ABBREVIATE)); lengthText.setEnabled(limitButton.getSelection()); lengthText.setText(store.getString(PluginConstants.PREFS_SEARCH_VIEW_ABBREVIATE_MAX_LENGTH)); secondaryLabelButtonDisplay .setSelection(store.getBoolean(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_DISPLAY)); secondaryLabelCombo.select(store.getInt(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL)); secondaryLabelLimitButton .setSelection(store.getBoolean(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_ABBREVIATE)); secondaryLabelLengthText .setText(store.getString(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_ABBREVIATE_MAX_LENGTH)); if (store.getBoolean(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_DISPLAY)) { secondaryLabelCombo.setEnabled(true); secondaryLabelLimitButton.setEnabled(true); secondaryLabelLengthText.setEnabled(secondaryLabelLimitButton.getSelection()); } else { secondaryLabelCombo.setEnabled(false); secondaryLabelLimitButton.setEnabled(false); secondaryLabelLengthText.setEnabled(false); } schemaLabelButtonDisplay .setSelection(store.getBoolean(PluginConstants.PREFS_SEARCH_VIEW_SCHEMA_LABEL_DISPLAY)); } /** * Initializes the listeners. */ private void initListeners() { limitButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { lengthText.setEnabled(limitButton.getSelection()); } }); secondaryLabelButtonDisplay.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { if (secondaryLabelButtonDisplay.getSelection()) { secondaryLabelCombo.setEnabled(true); secondaryLabelLimitButton.setEnabled(true); secondaryLabelLengthText.setEnabled(secondaryLabelLimitButton.getSelection()); } else { secondaryLabelCombo.setEnabled(false); secondaryLabelLimitButton.setEnabled(false); secondaryLabelLengthText.setEnabled(false); } } }); secondaryLabelLimitButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { secondaryLabelLengthText.setEnabled(secondaryLabelLimitButton.getSelection()); } }); } /** * {@inheritDoc} */ protected void performDefaults() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); labelCombo.select(store.getDefaultInt(PluginConstants.PREFS_SEARCH_VIEW_LABEL)); limitButton.setSelection(store.getDefaultBoolean(PluginConstants.PREFS_SEARCH_VIEW_ABBREVIATE)); lengthText.setEnabled(limitButton.getSelection()); lengthText.setText(store.getDefaultString(PluginConstants.PREFS_SEARCH_VIEW_ABBREVIATE_MAX_LENGTH)); secondaryLabelButtonDisplay .setSelection(store.getDefaultBoolean(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_DISPLAY)); secondaryLabelCombo.select(store.getDefaultInt(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL)); secondaryLabelLimitButton.setSelection( store.getDefaultBoolean(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_ABBREVIATE)); secondaryLabelLengthText.setText( store.getDefaultString(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_ABBREVIATE_MAX_LENGTH)); if (secondaryLabelButtonDisplay.getSelection()) { secondaryLabelCombo.setEnabled(true); secondaryLabelLimitButton.setEnabled(true); secondaryLabelLengthText.setEnabled(secondaryLabelLimitButton.getSelection()); } else { secondaryLabelCombo.setEnabled(false); secondaryLabelLimitButton.setEnabled(false); secondaryLabelLengthText.setEnabled(false); } schemaLabelButtonDisplay .setSelection(store.getDefaultBoolean(PluginConstants.PREFS_SEARCH_VIEW_SCHEMA_LABEL_DISPLAY)); super.performDefaults(); } /** * {@inheritDoc} */ public boolean performOk() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); if (labelCombo.getItem(labelCombo.getSelectionIndex()) .equals(Messages.getString("SearchViewPreferencePage.FirstName"))) //$NON-NLS-1$ { store.setValue(PluginConstants.PREFS_SEARCH_VIEW_LABEL, PluginConstants.PREFS_SEARCH_VIEW_LABEL_FIRST_NAME); } else if (labelCombo.getItem(labelCombo.getSelectionIndex()) .equals(Messages.getString("SearchViewPreferencePage.AllAliases"))) //$NON-NLS-1$ { store.setValue(PluginConstants.PREFS_SEARCH_VIEW_LABEL, PluginConstants.PREFS_SEARCH_VIEW_LABEL_ALL_ALIASES); } else if (labelCombo.getItem(labelCombo.getSelectionIndex()) .equals(Messages.getString("SearchViewPreferencePage.OID"))) //$NON-NLS-1$ { store.setValue(PluginConstants.PREFS_SEARCH_VIEW_LABEL, PluginConstants.PREFS_SEARCH_VIEW_LABEL_OID); } store.setValue(PluginConstants.PREFS_SEARCH_VIEW_ABBREVIATE, limitButton.getSelection()); store.setValue(PluginConstants.PREFS_SEARCH_VIEW_ABBREVIATE_MAX_LENGTH, lengthText.getText()); store.setValue(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_DISPLAY, secondaryLabelButtonDisplay.getSelection()); if (secondaryLabelCombo.getItem(secondaryLabelCombo.getSelectionIndex()) .equals(Messages.getString("SearchViewPreferencePage.FirstName"))) //$NON-NLS-1$ { store.setValue(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL, PluginConstants.PREFS_SEARCH_VIEW_LABEL_FIRST_NAME); } else if (secondaryLabelCombo.getItem(secondaryLabelCombo.getSelectionIndex()) .equals(Messages.getString("SearchViewPreferencePage.AllAliases"))) //$NON-NLS-1$ { store.setValue(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL, PluginConstants.PREFS_SEARCH_VIEW_LABEL_ALL_ALIASES); } else if (secondaryLabelCombo.getItem(secondaryLabelCombo.getSelectionIndex()) .equals(Messages.getString("SearchViewPreferencePage.OID"))) //$NON-NLS-1$ { store.setValue(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL, PluginConstants.PREFS_SEARCH_VIEW_LABEL_OID); } store.setValue(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_ABBREVIATE, secondaryLabelLimitButton.getSelection()); store.setValue(PluginConstants.PREFS_SEARCH_VIEW_SECONDARY_LABEL_ABBREVIATE_MAX_LENGTH, secondaryLabelLengthText.getText()); store.setValue(PluginConstants.PREFS_SEARCH_VIEW_SCHEMA_LABEL_DISPLAY, schemaLabelButtonDisplay.getSelection()); return true; } /** * {@inheritDoc} */ public void init(IWorkbench workbench) { // Nothing to do } }